Source Persons Title Role Gentele, J.G. author Maartje Stols-Witlox other Records Title Page(s) in source D. Schwerspath. (Schwefelsaurer Baryt.), 13-14 D. Schwerspath. (Schwefelsaurer Baryt.), 14 UNKNOWN 141-142 UNKNOWN 146-147 UNKNOWN 147 UNKNOWN 148-149 UNKNOWN 153 UNKNOWN 153 UNKNOWN 153-154 UNKNOWN 159 1 2 next › last » Library (geocoded): Place of edition (geocoded):